Ser Amory Lorch catches Arya Stark with a letter she claims is from Tywin Lannister. Arya Stark escapes to tell Jaqen H'ghar to kill Ser Amory Lorch before he turns her in. Lorch falls down dead from a poisoned wolfsbane dart in the neck in front of Tywin Lannister.Spoiler - Click to see/hide